// Copyright (C) 2020 Alexey Shvayka. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
esid: sec-array.from
description: >
  Non-writable properties are overwritten by CreateDataProperty.
  (result object's "0" is non-writable, items is iterable)
info: |
  Array.from ( items [ , mapfn [ , thisArg ] ] )

  [...]
  5. If usingIterator is not undefined, then
    [...]
    e. Repeat,
      [...]
      viii. Let defineStatus be CreateDataPropertyOrThrow(A, Pk, mappedValue).
    [...]
features: [generators]
includes: [propertyHelper.js]
---*/

function Test() {
    var items = function* () {
      yield 2;
    };

    var A = function(_length) {
      Object.defineProperty(this, "0", {
        value: 1,
        writable: false,
        enumerable: false,
        configurable: true,
      });
    };

    var res = Array.from.call(A, items());

    verifyProperty(res, "0", {
      value: 2,
      writable: true,
      enumerable: true,
      configurable: true,
    });
}

// preheat
const NUMBER_OF_PREHEAT = 1;
for (let i = 0; i < NUMBER_OF_PREHEAT; i++) {
    Test();
}

ArkTools.jitCompileAsync(Test);
assert.sameValue(ArkTools.waitJitCompileFinish(Test), true, '[JIT] JIT disabled.');

// test
const NUMBER_OF_TEST = 1; // or 2
for (let i = 0; i < NUMBER_OF_PREHEAT; i++) {
    Test();
}
